package managedBean;


/*
 * Copyright 2009 Prime Technology.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */





import java.util.Calendar;
import java.util.Date;

import javax.annotation.ManagedBean;
import javax.annotation.PostConstruct;
import javax.enterprise.context.SessionScoped;
import javax.faces.application.FacesMessage;
import javax.faces.context.FacesContext;
import javax.faces.event.ActionEvent;

import javax.faces.event.PhaseEvent;
import org.primefaces.event.DateSelectEvent;
import org.primefaces.event.ScheduleEntryMoveEvent;
import org.primefaces.event.ScheduleEntryResizeEvent;
import org.primefaces.event.ScheduleEntrySelectEvent;
import org.primefaces.model.DefaultScheduleEvent;
import org.primefaces.model.DefaultScheduleModel;
import org.primefaces.model.LazyScheduleModel;
import org.primefaces.model.ScheduleEvent;
import org.primefaces.model.ScheduleModel;


public class ScheduleController {
    private ScheduleModel eventModel;

  private ScheduleModel lazyEventModel;

        private ScheduleEvent event = new DefaultScheduleEvent();
        
        private String theme;

        @PostConstruct
        public void initView(PhaseEvent event)
    {
        if(eventModel == null)
        {
            eventModel = getEventModel();
        }
    }
        
        
        public ScheduleController() {
                eventModel = new DefaultScheduleModel();
                eventModel.addEvent(new DefaultScheduleEvent("Champions League Match", previousDay8Pm(), previousDay11Pm()));
                eventModel.addEvent(new DefaultScheduleEvent("Birthday Party", today1Pm(), today6Pm()));
                eventModel.addEvent(new DefaultScheduleEvent("Breakfast at Tiffanys", nextDay9Am(), nextDay11Am()));
                eventModel.addEvent(new DefaultScheduleEvent("Plant the new garden stuff", theDayAfter3Pm(), fourDaysLater3pm()));
                
                lazyEventModel = new LazyScheduleModel() {
                  
                        public void fetchEvents(Date start, Date end) {
                                clear();
                                
                                Date random = getRandomDate(start);
                                addEvent(new DefaultScheduleEvent("Lazy Event 1", random, random));
                                
                                random = getRandomDate(start);
                                addEvent(new DefaultScheduleEvent("Lazy Event 2", random, random));
                        }       
                };
        }
        
        public Date getRandomDate(Date base) {
                Calendar date = Calendar.getInstance();
                date.setTime(base);
                date.add(Calendar.DATE, ((int) (Math.random()*30)) + 1);        //set random day of month
                
                return date.getTime();
        }
        
        public Date getInitialDate() {
                Calendar calendar = Calendar.getInstance();
                calendar.set(calendar.get(Calendar.YEAR), Calendar.FEBRUARY, calendar.get(Calendar.DATE), 0, 0, 0);
                
                return calendar.getTime();
        }
        
        public ScheduleModel getEventModel() {
                return eventModel;
        }
        
        public ScheduleModel getLazyEventModel() {
                return lazyEventModel;
        }

        private Calendar today() {
                Calendar calendar = Calendar.getInstance();
                calendar.set(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH), calendar.get(Calendar.DATE), 0, 0, 0);

                return calendar;
        }
        
        private Date previousDay8Pm() {
                Calendar t = (Calendar) today().clone();
                t.set(Calendar.AM_PM, Calendar.PM);
                t.set(Calendar.DATE, t.get(Calendar.DATE) - 1);
                t.set(Calendar.HOUR, 8);
                
                return t.getTime();
        }
        
        private Date previousDay11Pm() {
                Calendar t = (Calendar) today().clone();
                t.set(Calendar.AM_PM, Calendar.PM);
                t.set(Calendar.DATE, t.get(Calendar.DATE) - 1);
                t.set(Calendar.HOUR, 11);
                
                return t.getTime();
        }
        
        private Date today1Pm() {
                Calendar t = (Calendar) today().clone();
                t.set(Calendar.AM_PM, Calendar.PM);
                t.set(Calendar.HOUR, 1);
                
                return t.getTime();
        }
        
        private Date theDayAfter3Pm() {
                Calendar t = (Calendar) today().clone();
                t.set(Calendar.DATE, t.get(Calendar.DATE) + 2);         
                t.set(Calendar.AM_PM, Calendar.PM);
                t.set(Calendar.HOUR, 3);
                
                return t.getTime();
        }

        private Date today6Pm() {
                Calendar t = (Calendar) today().clone(); 
                t.set(Calendar.AM_PM, Calendar.PM);
                t.set(Calendar.HOUR, 6);
                
                return t.getTime();
        }
        
        private Date nextDay9Am() {
                Calendar t = (Calendar) today().clone();
                t.set(Calendar.AM_PM, Calendar.AM);
                t.set(Calendar.DATE, t.get(Calendar.DATE) + 1);
                t.set(Calendar.HOUR, 9);
                
                return t.getTime();
        }
        
        private Date nextDay11Am() {
                Calendar t = (Calendar) today().clone();
                t.set(Calendar.AM_PM, Calendar.AM);
                t.set(Calendar.DATE, t.get(Calendar.DATE) + 1);
                t.set(Calendar.HOUR, 11);
                
                return t.getTime();
        }
        
        private Date fourDaysLater3pm() {
                Calendar t = (Calendar) today().clone(); 
                t.set(Calendar.AM_PM, Calendar.PM);
                t.set(Calendar.DATE, t.get(Calendar.DATE) + 4);
                t.set(Calendar.HOUR, 3);
                
                return t.getTime();
        }
        
        public ScheduleEvent getEvent() {
                return event;
        }

        public void setEvent(ScheduleEvent event) {
                this.event = event;
        }
        
        public void addEvent(ActionEvent actionEvent) {
                if(event.getId() == null)
                        eventModel.addEvent(event);
                else
                        eventModel.updateEvent(event);
                
                event = new DefaultScheduleEvent();
        }
        
        public void onEventSelect(ScheduleEntrySelectEvent selectEvent) {
                event = selectEvent.getScheduleEvent();
        }
        
        public void onDateSelect(DateSelectEvent selectEvent) {
                event = new DefaultScheduleEvent(Math.random() + "", selectEvent.getDate(), selectEvent.getDate());
        }
        
        public void onEventMove(ScheduleEntryMoveEvent event) {
                FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_INFO, "Event moved", "Day delta:" + event.getDayDelta() + ", Minute delta:" + event.getMinuteDelta());
                
                addMessage(message);
        }
        
        public void onEventResize(ScheduleEntryResizeEvent event) {
                FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_INFO, "Event resized", "Day delta:" + event.getDayDelta() + ", Minute delta:" + event.getMinuteDelta());
                
                addMessage(message);
        }
        
        private void addMessage(FacesMessage message) {
                FacesContext.getCurrentInstance().addMessage(null, message);
        }
        
        public String getTheme() {
                return theme;
        }

        public void setTheme(String theme) {
                this.theme = theme;
        }
      
    
}